US7120187B2 - Spread spectrum wireless communication system - Google Patents
Spread spectrum wireless communication system Download PDFInfo
- Publication number
- US7120187B2 US7120187B2 US10/412,893 US41289303A US7120187B2 US 7120187 B2 US7120187 B2 US 7120187B2 US 41289303 A US41289303 A US 41289303A US 7120187 B2 US7120187 B2 US 7120187B2
- Authority
- US
- United States
- Prior art keywords
- base station
- user
- communication
- network
- telephone network
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related, expires
Links
- 238000001228 spectrum Methods 0.000 title claims abstract description 25
- 238000004891 communication Methods 0.000 title claims description 61
- 238000000034 method Methods 0.000 claims description 21
- 230000000977 initiatory effect Effects 0.000 abstract description 8
- 230000008878 coupling Effects 0.000 abstract description 5
- 238000010168 coupling process Methods 0.000 abstract description 5
- 238000005859 coupling reaction Methods 0.000 abstract description 5
- 230000001413 cellular effect Effects 0.000 description 10
- 230000003190 augmentative effect Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 230000001668 ameliorated effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
- H04W36/142—Reselecting a network or an air interface over the same radio air interface technology
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/16—WPBX [Wireless Private Branch Exchange]
Abstract
Description
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/412,893 US7120187B2 (en) | 1991-06-03 | 2003-04-14 | Spread spectrum wireless communication system |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70971291A | 1991-06-03 | 1991-06-03 | |
US07/712,239 US5285469A (en) | 1991-06-03 | 1991-06-07 | Spread spectrum wireless telephone system |
US08/192,707 US5497424A (en) | 1991-06-03 | 1994-02-07 | Spread spectrum wireless telephone system |
US61106496A | 1996-03-04 | 1996-03-04 | |
US08/929,485 US6115412A (en) | 1991-06-03 | 1997-09-15 | Spread spectrum wireless telephone system |
US09/256,617 US6421368B1 (en) | 1991-06-03 | 1999-02-23 | Spread spectrum wireless communication system |
US10/023,090 US6621852B2 (en) | 1991-06-03 | 2001-12-14 | Spread spectrum wireless communication system |
US10/412,893 US7120187B2 (en) | 1991-06-03 | 2003-04-14 | Spread spectrum wireless communication system |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/023,090 Division US6621852B2 (en) | 1991-06-03 | 2001-12-14 | Spread spectrum wireless communication system |
Publications (2)
Publication Number | Publication Date |
---|---|
US20030219063A1 US20030219063A1 (en) | 2003-11-27 |
US7120187B2 true US7120187B2 (en) | 2006-10-10 |
Family
ID=27108301
Family Applications (8)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/712,239 Expired - Lifetime US5285469A (en) | 1991-06-03 | 1991-06-07 | Spread spectrum wireless telephone system |
US08/192,707 Expired - Lifetime US5497424A (en) | 1991-06-03 | 1994-02-07 | Spread spectrum wireless telephone system |
US08/695,671 Expired - Lifetime US5991625A (en) | 1991-06-03 | 1996-08-07 | Spread spectrum wireless telephone system |
US08/929,485 Expired - Fee Related US6115412A (en) | 1991-06-03 | 1997-09-15 | Spread spectrum wireless telephone system |
US09/256,617 Expired - Fee Related US6421368B1 (en) | 1991-06-03 | 1999-02-23 | Spread spectrum wireless communication system |
US10/023,090 Expired - Fee Related US6621852B2 (en) | 1991-06-03 | 2001-12-14 | Spread spectrum wireless communication system |
US10/412,898 Abandoned US20030193990A1 (en) | 1991-06-03 | 2003-04-14 | Spread spectrum wireless communication system |
US10/412,893 Expired - Fee Related US7120187B2 (en) | 1991-06-03 | 2003-04-14 | Spread spectrum wireless communication system |
Family Applications Before (7)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/712,239 Expired - Lifetime US5285469A (en) | 1991-06-03 | 1991-06-07 | Spread spectrum wireless telephone system |
US08/192,707 Expired - Lifetime US5497424A (en) | 1991-06-03 | 1994-02-07 | Spread spectrum wireless telephone system |
US08/695,671 Expired - Lifetime US5991625A (en) | 1991-06-03 | 1996-08-07 | Spread spectrum wireless telephone system |
US08/929,485 Expired - Fee Related US6115412A (en) | 1991-06-03 | 1997-09-15 | Spread spectrum wireless telephone system |
US09/256,617 Expired - Fee Related US6421368B1 (en) | 1991-06-03 | 1999-02-23 | Spread spectrum wireless communication system |
US10/023,090 Expired - Fee Related US6621852B2 (en) | 1991-06-03 | 2001-12-14 | Spread spectrum wireless communication system |
US10/412,898 Abandoned US20030193990A1 (en) | 1991-06-03 | 2003-04-14 | Spread spectrum wireless communication system |
Country Status (9)
Country | Link |
---|---|
US (8) | US5285469A (en) |
EP (4) | EP0800321B1 (en) |
JP (1) | JPH06508247A (en) |
KR (1) | KR100262370B1 (en) |
AT (3) | ATE211341T1 (en) |
AU (1) | AU2176692A (en) |
CA (1) | CA2110589C (en) |
DE (3) | DE69232424T2 (en) |
WO (1) | WO1992022156A1 (en) |
Families Citing this family (142)
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